GW Instek LCR-8101 (Replaced by LCR-8101G) - Manual (Page 38)

LCR-8000G Series User Manual
38
Series/Parallel circuit models
Background For measuring AC Resistance, Capacitance,
Reactance, Inductance, and Susceptance, series and
parallel equivalent circuit models are available.
Select the model according to the component
value.
Capacitance (C) Series diagram Parallel diagram
Series formula
 
2 1 D C C
P S
 
D=dissipation factor
Parallel formula
 
2 1 D
C
C S
P 

D=dissipation factor
When to use Series (C
S
)
Small capacitance:
Reactance (X
C
) < 1kΩ
Note:
fC
X
C 
2
1

When to use Parallel (C
P
)
Large capacitance:
Reactance (X
C
) > 1kΩ
Note:
fC
X
C 
2
1

Inductance (L) Series diagram Parallel diagram